From 12ab3d7cce3ef437edb81006bb1d9549be507b3d Mon Sep 17 00:00:00 2001
From: Joachim Schoeberl <joachim.schoeberl@tuwien.ac.at>
Date: Tue, 26 Feb 2013 13:11:39 +0000
Subject: [PATCH] fix memory leaks

---
 ng/ngpkg.cpp              | 4 +++-
 nglib/nglib.cpp           | 6 +++++-
 tutorials/cubeandring.geo | 1 -
 3 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/ng/ngpkg.cpp b/ng/ngpkg.cpp
index baaa0dd6..67cd0988 100644
--- a/ng/ngpkg.cpp
+++ b/ng/ngpkg.cpp
@@ -287,11 +287,13 @@ namespace netgen
     PrintMessage (1, "Save mesh to file ", filename, ".... Please Wait!");
 
     ofstream outfile(filename.c_str());
+    //ogzstream outfile( (filename+".gz").c_str());
     mesh -> Save (outfile);
 
     outfile << endl << endl << "endmesh" << endl << endl;
 
-    ng_geometry -> SaveToMeshFile (outfile);
+    if (ng_geometry)
+      ng_geometry -> SaveToMeshFile (outfile);
     /*
     CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
     if (geometry && geometry->GetNSurf()) geometry->SaveSurfaces(outfile);
diff --git a/nglib/nglib.cpp b/nglib/nglib.cpp
index 1830a38a..25b168f0 100644
--- a/nglib/nglib.cpp
+++ b/nglib/nglib.cpp
@@ -17,6 +17,7 @@
 #include <stlgeom.hpp>
 #include <geometry2d.hpp>
 #include <meshing.hpp>
+#include <../visualization/soldata.hpp>
 
 #ifdef OCCGEOMETRY
 #include <occgeom.hpp>
@@ -1226,7 +1227,10 @@ namespace netgen
 
 void Ng_Redraw () { ; }
 void Ng_ClearSolutionData () { ; }
-void Ng_SetSolutionData (Ng_SolutionData * soldata) { ; }
+void Ng_SetSolutionData (Ng_SolutionData * soldata) 
+{ 
+  delete soldata->solclass;
+}
 void Ng_InitSolutionData (Ng_SolutionData * soldata) { ; }
 
 
diff --git a/tutorials/cubeandring.geo b/tutorials/cubeandring.geo
index 11f4f544..7cd2de58 100644
--- a/tutorials/cubeandring.geo
+++ b/tutorials/cubeandring.geo
@@ -53,4 +53,3 @@ solid brickandring = mytorus or bbb;
 
 tlo brickandring;
 
-point (-3.8, 3.8, 0.1);
\ No newline at end of file